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index.html
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<!doctype html>
<html lang="en" data-bs-theme="auto">
<head>
<meta charset="utf-8" />
<meta http-equiv="Access-Control-Allow-Origin" content="*" />
<meta http-equiv="Access-Control-Allow-Methods" content="GET" />
<meta http-equiv="Access-Control-Allow-Headers" content="*" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<meta name="robots" content="noindex" />
<meta name="color-scheme" content="light dark" />
<title>Web Midi Link</title>
<!-- Google tag (gtag.js) -->
<script
async
src="https://www.googletagmanager.com/gtag/js?id=G-2Y2FW3QEG4"
></script>
<script>
window.dataLayer = window.dataLayer || [];
function gtag() {
dataLayer.push(arguments);
}
gtag('js', new Date());
gtag('config', 'G-2Y2FW3QEG4');
</script>
<link rel="stylesheet" href="/src/wml.scss" />
</head>
<body>
<div class="container-fluid">
<header>
<h1 class="h2">
SoundFont:
<span id="soundfont"></span>
</h1>
</header>
<main>
<div class="d-flex justify-content-between">
<div id="drag">
<label for="file" class="form-label">Select own *.sf2 file</label>
<input
type="file"
class="form-control"
id="file"
accept="audio/x-soundfont"
aria-describedby="fileHelp"
/>
<!--
<select
class="form-select"
aria-label="Load SoundFont2 file"
id="selector"
>
<option selected value="Yamaha XG Sound Set.sf2">
Yamaha XG SoundFont.sf2
</option>
<option value="A320U.sf2">A320U.sf2</option>
</select>
-->
<span id="fileHelp" class="form-text">
Drag and drop the *.sf2 file here to change the sound font.
</span>
</div>
<div>
<div class="form-check form-switch">
<input
class="form-check-input"
type="checkbox"
role="switch"
id="toggleDarkMode"
/>
<label class="form-check-label" for="toggleDarkMode">
Dark Mode
</label>
<a
href="https://github.com/logue/sf2synth.js"
target="_blank"
class="text-muted"
>
<svg
xmlns="http://www.w3.org/2000/svg"
width="16"
height="16"
fill="currentColor"
class="bi bi-github"
viewBox="0 0 16 16"
>
<path
d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.012 8.012 0 0 0 16 8c0-4.42-3.58-8-8-8z"
/>
</svg>
</a>
</div>
</div>
</div>
<hr />
<div id="placeholder">
<div class="spinner-border" role="status">
<span class="visually-hidden">Loading...</span>
</div>
</div>
</main>
<footer>
<p class="text-end">
<a href="https://logue.dev/" target="_blank">Logue</a>
/
<small class="text-muted">
Last Modified:
<time id="build"></time>
</small>
</p>
</footer>
</div>
<script type="module">
import qs from 'query-string';
import SoundFont from '/src/index';
/** sf2synth.js Option */
let options = {
...{
// URL to SoundFont File
// url: 'https://cdn.jsdelivr.net/npm/@logue/sf2synth@latest/dist/Yamaha XG Sound Set.sf2',
// Show Keyboard
drawSynth: true,
// Target dom id
placeholder: 'placeholder',
// Color Mode (auto, dark, light)
colorMode: 'auto',
},
...qs.parse(window.location.search),
...qs.parse(window.location.hash),
};
/** @type {typeof import("./src/wml").WebMidiLink } WebMidiLink */
const wml = new SoundFont.WebMidiLink(options);
document.addEventListener(
'DOMContentLoaded',
event => {
/** @type {HTMLInputElement} File Input Form */
const fileInput = document.getElementById('file');
/** @type {HTMLDivElement} drag area */
const dragArea = document.getElementById('drag');
/** @type {HTMLTimeElement} Build Date */
const build = document.getElementById('build');
/** @type {HTMLInputElement} */
const toggleDarkMode = document.getElementById('toggleDarkMode');
/** @type {HTMLSelectElement} */
// const selector = document.getElementById('selector');
wml.setLoadCallback(() => {
dragArea.classList.remove('bg-info');
document.getElementById('soundfont').innerText = decodeURIComponent(
wml.getUrl()
).match('.+/(.+?)([?#;].*)?$')[1];
});
// Apply build time
build.dateTime = SoundFont.build;
build.innerText = new Date(SoundFont.build).toLocaleString();
wml.setup();
// Keep an eye out for System Light/Dark Mode Changes
const mediaQuery = window.matchMedia('(prefers-color-scheme: dark)');
mediaQuery.addListener(() => {
// Ignore change if there's an override set
if (document.documentElement.getAttribute('data-bs-theme')) {
return;
}
// Apply color mode.
wml.setColorMode(options.colorMode);
// Make sure the checkbox is up-to-date
toggleDarkMode.checked = mediaQuery.matches;
});
/**
* Load sound font
*
* @param {File} file
*/
const handleSoundFont = file => {
const reader = new FileReader();
reader.readAsArrayBuffer(file);
reader.onload = e => {
document.getElementById('soundfont').innerText = file.name;
const data = new Uint8Array(e.target.result);
wml.setupByBuffer(data);
};
};
// When select SoundFont file
fileInput.addEventListener(
'change',
event => {
event.preventDefault();
handleSoundFont(fileInput.files[0]);
fileInput.value = '';
},
false
);
// When SoundFont Drag and Drop.
dragArea.addEventListener(
'drop',
event => {
const dt = event.dataTransfer;
if (dt.files.length) {
event.preventDefault();
event.stopPropagation();
handleSoundFont(dt.files[0]);
}
dragArea.classList.remove('bg-info');
},
false
);
dragArea.addEventListener(
'dragover',
event => {
event.preventDefault();
event.stopPropagation();
dragArea.classList.add('bg-info');
},
false
);
dragArea.addEventListener(
'dragleave',
event => {
event.preventDefault();
event.stopPropagation();
dragArea.classList.remove('bg-info');
},
false
);
// Toggle Dark mode
toggleDarkMode.addEventListener('change', e => {
wml.setColorMode(e.target.checked ? 'dark' : 'light');
});
/*
selector.addEventListener('change', () => {
console.log(selector.value);
wml.setup(
`https://cdn.jsdelivr.net/npm/@logue/sf2synth@latest/dist/${selector.value}`
);
});
*/
},
false
);
window.addEventListener(
'hashchange',
() => {
const url = qs.parse(window.location.hash);
if (url) {
wml.setup(url);
}
},
false
);
</script>
</body>
</html>